Home / 455,546,124.90-684,409,301.55-292,104,101.34

Finding the Fourth Proportional to 455,546,124.90, 684,409,301.55 and 292,104,101.34

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Solution

The fourth proportional to 455,546,124.90, 684,409,301.55 and 292,104,101.34 is: 438,855,152.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    455,546,124.90 : 684,409,301.55 = 292,104,101.34 : x
  2. Step 2: Convert to fraction form
    455,546,124.90/684,409,301.55 = 292,104,101.34/x
  3. Step 3: Cross multiply
    455,546,124.90x = 684,409,301.55 × 292,104,101.34
  4. Step 4: Simplify right side
    455,546,124.90x = 199,918,763,977,999,776
  5. Step 5: Solve for x
    x = 199,918,763,977,999,776/455,546,124.90
  6. Step 6: Final answer
    x = 438,855,152.20

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.